Finding the Third Proportional to 25,921.69 and 39,120.19

Step by Step Solution

1. Step 1: Write the proportion equation
   25,921.69 : 39,120.19 = 39,120.19 : x
2. Step 2: Convert to fraction form
   25,921.69/39,120.19 = 39,120.19/x
3. Step 3: Cross multiply
   25,921.69x = 39,120.19 × 39,120.19
4. Step 4: Simplify right side
   25,921.69x = 1,530,389,070.04
5. Step 5: Solve for x
   x = 1,530,389,070.04/25,921.69
6. Step 6: Final answer
   x = 59,038.94